#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

#define SCALE_FACTOR (5.0f / 9.0f)
#define FREEZING_PT	 32.0f

/**********************************************************************
 *                          COMMENT                                   *
 **********************************************************************/

int main(void) {
	float fahrenheit;
	printf("Enter Fahrenheit temperature: ");
	scanf("%f", &fahrenheit);

	float celsius = SCALE_FACTOR * (fahrenheit - FREEZING_PT);

	printf("Celsius equivalent: %.1f\n", celsius);
	return 0;
}